English — Forum #350 (Page 35/163)

1. Valve selection issue - HCBBS Forum
2. Questions about Buderus burners - HCBBS Forum
3. The function of this original instrument - HCBBS Forum
4. Regarding the issue of whether to initiate interlock or alarm first on DCS - HCBBS Forum
5. Tricon1131 - HCBBS Forum
6. Selection and application of flow measurement ranges - HCBBS Forum
7. Preventive maintenance of chemical process automation instrument systems - HCBBS Forum
8. Do devices that use direct current need to be grounded? - HCBBS Forum
9. Case | Application of ELL external level switch in crude oil backwash tank - HCBBS Forum
10. Dear experts, why are the signal lines on either side of the diamond symbol in the image different? Does anyone know and can explain it? Thank you! - HCBBS Forum
11. As shown in the figure, what is the installation height of the condensation tank? - HCBBS Forum
12. DY040-EBLBA1-2D/NF1/SY code - HCBBS Forum
13. External-mounted level gauge - HCBBS Forum
14. Share the Instrument Control Design Specification Catalog (III): Control Room Design - HCBBS Forum
15. Pressure alarm value setting problem - HCBBS Forum
16. When a sound and light alarm is connected to the GDS system, is it a DO signal or a DI? - HCBBS Forum
17. Pulse signal control - HCBBS Forum
18. What do electronic or electrical continuous variables or binary signals mean? - HCBBS Forum
19. Looking for Honeywell DCS video tutorials - HCBBS Forum
20. SIL certification - HCBBS Forum
21. Capture the instrument tag numbers from the PID process flow diagram - HCBBS Forum
22. Regarding the selection of pneumatic ball valves - HCBBS Forum
23. If the differential pressure of a orifice flow meter is greater than the compensation pressure, is the measured flow rate the accurate one? - HCBBS Forum
24. Is there any length requirement for the instrument air duct from the air source distributor to the valve? - HCBBS Forum
25. Messonilan interlock cut-off valve Operating principle of the lockout valve air circuit - HCBBS Forum
26. GDS system - HCBBS Forum
27. Do both temperature variation and temperature safety barriers have automatic temperature compensation functions? Manual configuration is still required to set the compensation temperature - HCBBS Forum
28. The temperature of the thermal resistor fluctuates greatly - HCBBS Forum
29. Discussion on SILa or SIL0 automatic control modes - HCBBS Forum
30. Flow meter - HCBBS Forum
31. Magnetostrictive type, priced at around 3,500 - HCBBS Forum
32. Selection of negative pressure level gauges - HCBBS Forum
33. Wiring issues with the emergency stop button and emergency shut-off valve - HCBBS Forum
34. What media can a gas turbine flow meter measure? Is it effective? - HCBBS Forum
35. Winding tube knowledge sharing - HCBBS Forum
36. Parameters of micro air monitoring stations - HCBBS Forum
37. ​ Common problems and solutions in the calibration of sonar-type external level gauges - HCBBS Forum
38. Pressure rating issues in the selection of electric on-off valves - HCBBS Forum
39. Does anyone have a cable manual? - HCBBS Forum
40. PKS reads information such as the server’s RAM - HCBBS Forum
41. IDS-H Fully Automatic High-Temperature Intelligent Viscosity Meter - HCBBS Forum
42. Isolation valve - HCBBS Forum
43. The automatic adjustment of the SAMSON control valve has excessive fluctuations - HCBBS Forum
44. What requirements must be met when installing guided-wave radar and capacitive level gauges? - HCBBS Forum
45. Instrument data sheet help - HCBBS Forum
46. How is the safety barrier represented in the instrument index table? - HCBBS Forum
47. Add module to Hilscher MACs v5.23 - HCBBS Forum
48. Do the steam pressure measurement pipelines and instruments need insulation? - HCBBS Forum
49. Where is it more appropriate to place emergency cooling and emergency relief functions in the DCS and SIS? - HCBBS Forum
50. Looking for a handheld device - HCBBS Forum
51. IPCS Integrated Process Control System - HCBBS Forum
52. Urgent! Urgent! Urgent! Does anyone with experience know the bolt specifications for Rosemount pressure transmitters? - HCBBS Forum
53. What parameters generally need to be checked for Coriolis flowmeters in Cologne? - HCBBS Forum
54. Portable grain moisture meter - HCBBS Forum
55. Code for Lightning Protection Design of Petrochemical Plants (2022 Edition) - HCBBS Forum
56. Issues regarding the control room ceiling - HCBBS Forum
57. Remote-transmission magnetic flap level gauge - HCBBS Forum
58. Gurus, take a look at this control loop in your free time. - HCBBS Forum
59. Centralized flow compensation - HCBBS Forum
60. Questions regarding pressure gauges, protection ratings, silicone oil, and pressure relief vents - HCBBS Forum
61. Excuse me, does a vortex flow meter for steam pipelines require TS certification? - HCBBS Forum
62. How to conduct regular tests on UPS power supplies? - HCBBS Forum
63. Magnetic flap level gauges freeze over on winter nights, showing incorrect level readings. Is there any solution? - HCBBS Forum
64. True online measurement of trace water in organic liquids - HCBBS Forum
65. The radar can measure temperatures as high as 1000 degrees - HCBBS Forum
66. Can 20bar steam use PN16 instrument flange? - HCBBS Forum
67. Temperature transmitter measures vibration - HCBBS Forum
68. 1834A Ubbelohde viscometer - HCBBS Forum
69. Molasses large tank level measurement - HCBBS Forum
70. Sharing of measuring instruments and final component control valves of different SIL levels in the SIS system - HCBBS Forum
71. 3-wire PT100 with direct two-channel output - HCBBS Forum
72. The height issue of installing combustible or toxic gas detectors above the grate - HCBBS Forum
73. Comparison of the Performance and Applications of Laminar Flow Principle and Thermal Principle Gas Mass Flow Meters/Controllers (II) - HCBBS Forum
74. How long is the validity period of an interlocking mandatory ticket? - HCBBS Forum
75. Difference between contact and non-contact radar level gauges - HCBBS Forum
76. What do 03MHS, 03MOV, 03MZLC, and 03MZLO mean in PID? - HCBBS Forum
77. Selection of alcohol measuring instruments - HCBBS Forum
78. What is the pressure difference for using a sleeve control valve? - HCBBS Forum
79. Is there temperature monitoring for the gauge inside the transmitter? - HCBBS Forum
80. What does the pressure rating PN refer to, kilograms or MPa? Why is this change made? - HCBBS Forum
81. Is the Na22 nuclear instrument environmentally friendly and reliable? - HCBBS Forum
82. Can the alarm values and interlock values of DCS be the same? Is there any regulation that prohibits such consistency or permits it? - HCBBS Forum
83. Design specifications for the installation of local instrumentation and control equipment, piping, and cables in thermal power plants - HCBBS Forum
84. Regarding the issue of the control cabinet location - HCBBS Forum
85. Jensprima Jepp Flumsys 20HA multi-channel hardness analyzer - HCBBS Forum
86. Basket ZY-TL-01—Hangzhou Zhenyue Technology - HCBBS Forum
87. Valve cover type – it’s evident from the diagram. - HCBBS Forum
88. What are these Sis cabinets used for? - HCBBS Forum
89. Selection of filters - HCBBS Forum
90. How fast can the opening and closing speed of large-diameter electric valves be? - HCBBS Forum
91. How to use the FULKE signal generator - HCBBS Forum
92. Regarding instrument selection - HCBBS Forum
93. Is there any colleague who does calculations for orifice plate flowmeters? I’d like to exchange ideas - HCBBS Forum
94. I would like to ask about brands of high-temperature online density meters - HCBBS Forum
95. Are there any reliable domestic brand pressure transmitters that can be recommended? - HCBBS Forum
96. MODBUS communication issues - HCBBS Forum
97. Regarding the issue of no display on the gauge of the Yokogawa EJA pressure transmitter - HCBBS Forum
98. What is the structure of a fire pump, and what are the functions of its electrical control cabinet? - HCBBS Forum
99. Which domestic manufacturers produce metal float flowmeters of good quality and high precision? - HCBBS Forum
100. Selection of electromagnetic flowmeters - HCBBS Forum